Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=a889789.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
May 01, 2026
Valid Until
July 30, 2026 77 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
B2:2C:94:89:23:DC:84:2D:71:E7:19:26:8A:46:3F:9F:6B:FC:19:FE:35:80:0D:5B:A5:23:86:03:ED:EE:0B:8F
Alternative Names

Security Configuration

TLS Protocols
TLS 1.2 TLS 1.3
Forward Secrecy
Supported (Modern clients use PFS)

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • Add Strict-Transport-Security header with max-age of at least 1 year
  • Add Content-Security-Policy header to prevent XSS attacks
  • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • Add X-Content-Type-Options: nosniff
  • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • Consider adding Permissions-Policy to control browser features

CAA Records (Certificate Authority Authorization)

CAA Records
Not Configured (Any CA can issue certificates)
CAA Issues
  • No CAA records configured - any CA can issue certificates
Recommendations
  • Implement CAA records to restrict which CAs can issue certificates for your domain
  • This adds an extra layer of security against unauthorized certificate issuance
  • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
  • Consider adding 'iodef' record to receive security incident reports

Subject Alternative Names

90 domains
taskcoin.io *.taskcoin.io *.29d0d0d5-8658-430f-a86c-ae9a1daaa893.taskcoin.io *.7f64d1f9-d64e-4e20-87e8-f4548ddae6b8.taskcoin.io *.admin.taskcoin.io *.api.taskcoin.io *.apps.taskcoin.io *.dev.taskcoin.io *.eznxqdev.taskcoin.io *.gitlab.taskcoin.io *.m.taskcoin.io *.mjqortest.taskcoin.io *.staging.taskcoin.io *.test.taskcoin.io

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a885553.com *.a885553.com
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a888826.com *.a888826.com
a889789.com *.a889789.com
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